Initial commit

scan-i2c.py

@@ -0,0 +1,30 @@
+from machine import Pin, I2C
+import time
+
+# Scan I2C0 on GP0=SDA, GP1=SCL
+i2c0 = I2C(0, scl=Pin(1), sda=Pin(0), freq=400000)
+
+# Scan I2C1 on GP2=SDA, GP3=SCL
+i2c1 = I2C(1, scl=Pin(3), sda=Pin(2), freq=400000)
+
+while True:
+    print("Scanning I2C buses...")
+    devices0 = i2c0.scan()
+    devices1 = i2c1.scan()
+
+    if devices0:
+        print("I2C0 Devices found:")
+        for d in devices0:
+            print(" - Address: 0x{:02X}".format(d))
+    else:
+        print("No devices found on I2C0")
+
+    if devices1:
+        print("I2C1 Devices found:")
+        for d in devices1:
+            print(" - Address: 0x{:02X}".format(d))
+    else:
+        print("No devices found on I2C1")
+
+    print("-----------------------------")
+    time.sleep(3)